package com.demo.example;

public class Base {
    public Base(String s){
        System.out.println("B");
    }
    public Base(){

    }
}
class Derived extends Base{
    public static int y;
    public Derived(String s){
        System.out.println("D");
    }

    public static void main(String[] args) {
        int x;
        System.out.println(y);
    }
}
